카르밤산,[1-(2-아미노에틸)시클로프로필]-,1,1-디메틸에틸에스테르(9CI)

Tert-butyl 1-[2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)ethyl]cyclopropylcarbamate (4.57g, 13.83 mmol) was added to ethanol (80 ml). Followed by adding 3.36ml (69.16 mmol) of hydrazine hydrate and the resulting mixture was heated under reflux for 16h. The mixture was filtered and washed with diethyl ether. Finally, the filtrate was evaporated to dryness to give 2.3g of tert-Butyl (1-(2-aminoethyl)cyclopropyl)carbamate as an orange oil.